"Insulated curtains solve two problems: they protect against heat loss and heat gain. Whether you live in the North or the South, you will immediately notice a difference. The cotton-polyester front bonded to a soft, 100% acrylic suede backing provides insulation and drapes nicely. Machine wash, line dry. USA and Canada. Tab curtains are 80"" wide (40"" each panel). The lengths below include the 3"" tab. Features: Prevent heat loss and heat gain Sold in sets of two panels A great way to help reduce both your heating and cooling bills. "